The sys_remap_file_pages function in mm/fremap.c in the Linux kernel before 220.127.116.11 allows local users to cause a denial of service or gain privileges via unspecified vectors, related to the vm_file structure member, and the mmap_region and do_munmap functions.
CVSS Severity (version 2.0):
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
Official Statement from Red Hat (01/14/2009)
Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 and Red Hat Enterprise MRG.
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[oss-security] 20090112 CVE-2009-0024 kernel: local privilege escalation in sys_remap_file_pages